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Add Gen.bigint #443

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Jul 30, 2023
Merged

Add Gen.bigint #443

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4 changes: 4 additions & 0 deletions src/Hedgehog/Gen.fs
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Original file line number Diff line number Diff line change
Expand Up @@ -474,6 +474,10 @@ module Gen =
let decimal (range : Range<decimal>) : Gen<decimal> =
double (Range.map ExtraTopLevelOperators.double range) |> map decimal

/// Generates a random big integer.
let bigint (range : Range<bigint>) : Gen<bigint> =
integral range

//
// Combinators - Constructed
//
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7 changes: 7 additions & 0 deletions tests/Hedgehog.Tests/GenTests.fs
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Expand Up @@ -154,6 +154,13 @@ let genTests = testList "Gen tests" [
|> Property.falseToFailure
|> Property.check

fableIgnore "bigint can create linear bounded integer" <| fun _ ->
property {
let! _ = Gen.bigint (Range.linear 0I 100I)
return ()
}
|> Property.check

testCase "apply is chainable" <| fun _ ->
let _ : Gen<int> =
Gen.constant (+)
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